Just use your 2.4 GHz 4-channel remotes throttle stick to determine your altitude and release the stick. Galaxy Seeker II maintains its altitude automatically! Even rip off 360-degree stunts and maneuver at multiple speeds. Drone includes rechargeable battery and 4 GB micro-SD card. Remote transmitter uses 4 AA batteries, not included. Galaxy Seeker II puts the latest technology at your command!